Lloyd George Knew My Father(1975)

When Lady Sheila Boothroyd hears that the planning authorities are determined to drive a road through her grounds, she announces her intention to kill herself at the precise moment that the bulldozers start on their shameful work. As the hour strikes and the bulldozers' roar is heard, her husband General Sir William Boothroyd enters in full regimental regalia, while his old ex-army servant sounds the Last Post. Then, as the whole family stands stricken, the door opens...